blihanstealer | 0b38bfabb44b2f1969bd04079f23a8e7305d04c0931b2af119ca8eabf9fee1bd

Analysis

max time kernel
149s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/10/2026, 00:21

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General

Target
2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe
Size 93KB
Sample261007-anbehahb25
SHA256 0b38bfabb44b2f1969bd04079f23a8e7305d04c0931b2af119ca8eabf9fee1bd
MD5 543c6a8e0db44cb8e4916c18ea8274cd
SHA1 a49119fe51558037f0904de8dde92e0d315c579e
SHA512 a7b884cba44fbe47bdd29d6929c2ee25587993f58eeb044bd1077c70befc3a6e54886a9e1fd32363b8829b4256b4cc0fa02c6e354a9778774cd7fa8201734560
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrh1:E1oEFlt6vghzwYu7vih9GueIh9j2IoHO
TLSH
T13893B34B4E71CDDBE800143EA7AAA21C86D3FC541CDCF35A97EED84670C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery blihanstealer persistence stealer trojan

Malware Config

Extracted

Family

blihanstealer

Mutex

pomdfghrt

Attributes

user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; CIBA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)

Signatures

Family: BlihanStealer
Blihan is a stealer written in C++.
trojan stealer blihanstealer

Detects executables built or packed with MPress PE compressor 5 IoCs

resource	yara_rule
behavioral2/memory/5384-0-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000600000001b857-5.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/5384-7-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4088-9-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4056-10-0x0000000000400000-0x000000000040E000-memory.dmp	INDICATOR_EXE_Packed_MPress

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4056	microsofthelp.exe

Executes dropped EXE 2 IoCs

pid	Process
4056	microsofthelp.exe
4088	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5384 wrote to memory of 4056	5384	2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-05_543c6a8e0db44cb8e4916c18ea8274cd_elex_qilin.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5384
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:4056

C:\Windows\microsofthelp.exe
C:\Windows\microsofthelp.exe
1⤵
- Executes dropped EXE
PID:4088

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 93KB
SHA256 4a042b8898a4c014a02522dee4e4ff118ef2932fd94ea0e0e57c089cdb39a3cf
MD5 e8805c1b21f50f2794414aea71afdfcb
SHA1 b2c5d48506cd947b19c97051316f42b6f471cf8c
SHA512 53e04c357b16187916eba5769014cca180ce0b0e2429e3c659872a223c36dfbb84f47a5c804e7b288c17c6049b16bde4449a406ed6e723c441957157b771d955
SSDEEP 1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhq:E1oEFlt6vghzwYu7vih9GueIh9j2IoHt
TLSH
T15093C34B4E71CDDBE800143EA7AAA21C86D3FC541CCCF35A97EED84674C291C899E967
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4056-10-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4088-9-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5384-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5384-7-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads